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-rw-r--r--src/test/ui/derives/derives-span-Debug-tuple-struct.stderr1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/test/ui/derives/derives-span-Debug-tuple-struct.stderr b/src/test/ui/derives/derives-span-Debug-tuple-struct.stderr
index 76dd6e31e60..58ec131d541 100644
--- a/src/test/ui/derives/derives-span-Debug-tuple-struct.stderr
+++ b/src/test/ui/derives/derives-span-Debug-tuple-struct.stderr
@@ -8,6 +8,7 @@ LL |     Error
    = note: add `#[derive(Debug)]` or manually implement `std::fmt::Debug`
    = note: required because of the requirements on the impl of `std::fmt::Debug` for `&Error`
    = note: required for the cast to the object type `dyn std::fmt::Debug`
+   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error: aborting due to previous error